[UnrollRuntime] Move the DomTree verification under expensive checks

Suggested by Hal as done in r349871.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@350349 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Utils/LoopUnrollRuntime.cpp b/lib/Transforms/Utils/LoopUnrollRuntime.cpp
index a60becac649749da761799b5afe3470e1e6cce9e..386ec891ec1db95fa316512427ec1333c0826931 100644 (file)
--- a/lib/Transforms/Utils/LoopUnrollRuntime.cpp
+++ b/lib/Transforms/Utils/LoopUnrollRuntime.cpp
@@ -928,7 +928,7 @@ bool llvm::UnrollRuntimeLoopRemainder(Loop *L, unsigned Count,
   SE->forgetTopmostLoop(L);
 
   // Verify that the Dom Tree is correct.
-#if !defined(NDEBUG)
+#if defined(EXPENSIVE_CHECKS) && !defined(NDEBUG)
   if (DT)
     assert(DT->verify(DominatorTree::VerificationLevel::Full));
 #endif